Iranian protesters broke into the British embassy compound in Tehran, tearing down the flag and looting a portrait of The Queen. British officials said they were urgently trying to establish whereabouts of staff and the scope of the threat unleashed by the breach. Iranian hardliners had called for a demonstration against the embassy yesterday after the country adopted a law requiring the regime to throw out the British ambassador. Reports from the scene said that security forces had failed to secure the site as dozens of students stormed the British Embassy, bringing down the union flag and throwing documents from...